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单词 tetrazone
释义

tetrazonen.

Etymology: < tetra- comb. form + az- (in azo- comb. form) + -one suffix.Previous versions of the OED give the stress as: ˈtetrazone.
Chemistry.
Name of a class of basic compounds containing four nitrogen atoms, with the formula R2NN:NNR2, in which R is any monovalent group. ethyl tetrazone, (C2H5)2NN:NN(C2H5)2, is a basic liquid of alliaceous odour.
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the world > matter > chemistry > elements and compounds > metals > specific elements > nitrogen > [noun] > compounds
nitrous ether1791
nitruret1794
azoturet1819
azotane1827
nitride1850
hyponitric acid1854
nitryl1864
azotine1884
nitro-metal1895
tetrazone1895
trinitride1911
nitroxide1950
nitroxyl1969
1895 I. K. Funk et al. Standard Dict. Eng. Lang. II.
1899 in New Sydenham Soc. Lexicon
This entry has not yet been fully updated (first published 1911; most recently modified version published online December 2020).
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n.1895
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